A model on Melt - spinning dynamics of spandex is established, and its processing is studied by the way of analogue computation.
建立了弹性纤维熔融纺丝的动力学模型，并利用计算机模拟探讨了其纺丝动力学过程。
Firstly, spinning dynamic model and deformation dynamics model of multilobal fiber section were derived, then they were combined to describe the forming process of multilobal fibers.
首先推导了纺丝动力学数学模型及多叶形纤维截面形变动力学模型，并将两者相结合，建立了多叶形纤维纺丝成形模型。
The paper deduced the Fluid dynamics model of Spinning solid propellant rockets, and validated the Fluid dynamics model by analyzing the examples, the result accord with the actual status.
推导了一种自旋固体火箭的流体动力学模型，并通过实例对模型进行了验证计算，计算结果与实际情况基本吻合。
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